基于三维点云和集成学习的大田烟草株型特征识别

贾奥博,董天浩,张彦,朱冰琳,孙延国,吴元华,石屹,马韫韬,郭焱

Recognition of field-grown tobacco plant type characteristics based on three-dimensional point cloud and ensemble learning

Aobo JIA,Tianhao DONG,Yan ZHANG,Binglin ZHU,Yanguo SUN,Yuanhua WU,Yi SHI,Yuntao MA,Yan GUO

表2 不同模型的株型判别准确率及评价指标比较

Table 2 Comparisons of plant type discrimination accuracy and evaluation indexes of different models

模型 Model	准确率 Accuracy/%	Kappa系数 Kappa coefficient
随机森林 Random forest	80.2	0.74
支持向量机 Support vector machine	80.9	0.75
朴素贝叶斯 Naive Bayesian	83.3	0.78
Stacking集成学习 Stacking ensemble learning	93.7	0.91